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| Patents for George L. Pfouts | |||||
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| Number | Date | Patentee | Title | Type | |
| 289,607 | Dec. 04, 1883 | H. Bilgram | Metal-planer | metal planers | |
| 294,844 | Mar. 11, 1884 | H. Bilgram | Bevel-gear cutter | gear making machines | |